Because the weather in London changes more quickly than most people change their underwear, we've put together a guide to sunny activities and their rainy counterparts. Just don't forget your wellies...or your sunglasses!

You can’t just light up anywhere you fancy. Cooking on barbecues is banned in most inner-London borough parks and you can be slapped with a £200 fine if found in possession of the smoking evidence. Here are the best places to get flaming — don't forget to put out and discard your BBQ